[INFO] cloning repository https://github.com/picklenerd/pixirs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/picklenerd/pixirs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fpixirs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fpixirs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4aae359a2eb942e9aa68e3db7dbd97bb884972de
[INFO] testing picklenerd/pixirs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpicklenerd%2Fpixirs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/picklenerd/pixirs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/picklenerd/pixirs
[INFO] finished tweaking git repo https://github.com/picklenerd/pixirs
[INFO] tweaked toml for git repo https://github.com/picklenerd/pixirs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/picklenerd/pixirs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 626c302d07c912d9f2abd28678d69bc098de0b34033778c653bf462b86d5b145
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "626c302d07c912d9f2abd28678d69bc098de0b34033778c653bf462b86d5b145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "626c302d07c912d9f2abd28678d69bc098de0b34033778c653bf462b86d5b145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626c302d07c912d9f2abd28678d69bc098de0b34033778c653bf462b86d5b145", kill_on_drop: false }`
[INFO] [stdout] 626c302d07c912d9f2abd28678d69bc098de0b34033778c653bf462b86d5b145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ae60cb61b3e08dc257d9cbe19ac53c3e622aefadd91441924dd54504dfa7175
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ae60cb61b3e08dc257d9cbe19ac53c3e622aefadd91441924dd54504dfa7175", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling ryu v0.2.4
[INFO] [stderr]    Compiling stdweb v0.4.8
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling discard v1.0.3
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling pixirs_derive v0.1.0 (/opt/rustwide/workdir/pixirs_derive)
[INFO] [stderr]    Compiling stdweb-derive v0.4.0
[INFO] [stderr]    Compiling pixirs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut pixi = pixi::Pixi::new(1024, 768, 0x000000);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut square = pixi::graphics::Graphics::new();
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.2cihuscgdc41b0qk.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstdweb-9c9d7f0b4fde75e1.rlib" "/opt/rustwide/target/debug/deps/libdiscard-dd3ecf8a5b6e21fa.rlib" "/opt/rustwide/target/debug/deps/libserde_json-207ba204412e2a37.rlib" "/opt/rustwide/target/debug/deps/libitoa-9e41d9bcaf863feb.rlib" "/opt/rustwide/target/debug/deps/libryu-c15a328b535de59e.rlib" "/opt/rustwide/target/debug/deps/libserde-276747167c207077.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o: in function `pixirs::pixi::graphics::Graphics::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/pixi/graphics.rs:11: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o: in function `pixirs::pixi::graphics::Graphics::begin_fill':
[INFO] [stdout]           /opt/rustwide/workdir/src/pixi/graphics.rs:27: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o: in function `pixirs::pixi::graphics::Graphics::draw_rect':
[INFO] [stdout]           /opt/rustwide/workdir/src/pixi/graphics.rs:31: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o: in function `<pixirs::pixi::graphics::Graphics as pixirs::pixi::Positionable>::set_x':
[INFO] [stdout]           /opt/rustwide/workdir/src/pixi/graphics.rs:6: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o: in function `<pixirs::pixi::graphics::Graphics as pixirs::pixi::Positionable>::set_y':
[INFO] [stdout]           /opt/rustwide/workdir/src/pixi/graphics.rs:6: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/pixirs-d1894ef23ad10e9d.pixirs.2d03f332-cgu.0.rcgu.o:/opt/rustwide/workdir/src/pixi/graphics.rs:6: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pixirs` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4ae60cb61b3e08dc257d9cbe19ac53c3e622aefadd91441924dd54504dfa7175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae60cb61b3e08dc257d9cbe19ac53c3e622aefadd91441924dd54504dfa7175", kill_on_drop: false }`
[INFO] [stdout] 4ae60cb61b3e08dc257d9cbe19ac53c3e622aefadd91441924dd54504dfa7175